---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-31934 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.0G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 785 5094 4 2354 7156 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:13:8b:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77943sec preferred_lft 77943sec inet6 fe80::f816:3eff:fe13:8b06/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31934) 07/01/26 _x86_64_ (2 CPU) 00:37:05 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:13 1.91 0.27 1.63 0.01 31.59 68.03 0.29 01:00:01 1.67 0.01 1.62 0.03 1.13 26.84 667.31 01:10:01 1.29 0.00 1.28 0.02 0.00 15.38 0.99 01:20:23 1.37 0.00 1.35 0.02 0.01 16.17 1.16 01:30:01 1.56 0.00 1.52 0.03 0.00 18.93 905.79 01:40:01 1.19 0.00 1.18 0.02 0.00 14.78 1.09 01:50:09 14.00 0.40 1.20 12.40 15.77 46.53 107697.40 02:00:01 24.04 2.65 19.04 2.36 214.71 3489.86 508.02 02:10:01 1.34 0.00 1.32 0.03 0.00 21.90 1.47 02:20:00 1.27 0.00 1.25 0.02 0.00 18.85 1.11 02:30:00 1.78 0.00 1.73 0.05 0.00 136.40 397.44 02:40:01 1.28 0.00 1.27 0.02 0.00 33.49 1.09 02:50:01 1.34 0.00 1.32 0.02 0.00 21.18 1.07 Average: 4.15 0.25 2.73 1.16 20.10 298.87 8580.49 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:13 6218568 7496500 323384 3.98 30776 1452668 731268 7.96 462220 1204988 2280 01:00:01 6226656 7505456 314520 3.87 30992 1453280 533000 5.81 457272 1205504 136 01:10:01 6241728 7521064 298904 3.68 31196 1453604 533152 5.81 457600 1206032 160 01:20:23 6256136 7536048 283836 3.49 31416 1453960 533184 5.81 457844 1206596 204 01:30:01 6242804 7523252 296648 3.65 31624 1454260 533312 5.81 453880 1207116 240 01:40:01 6242804 7523924 295956 3.64 31832 1454728 533344 5.81 454028 1207652 244 01:50:09 6214436 7510704 308800 3.80 32168 1469460 550484 6.00 481032 1221176 480 02:00:01 5121216 7327976 438540 5.39 87304 2279800 728332 7.93 635284 2042604 512 02:10:01 5111788 7320416 446348 5.49 87436 2281520 673552 7.34 630140 2044472 156 02:20:00 5110436 7320492 446276 5.49 87600 2282788 692208 7.54 649308 2045904 124 02:30:00 5092252 7337092 429592 5.28 87804 2317264 677296 7.38 634120 2080456 124 02:40:01 5066868 7317436 449168 5.52 87972 2322752 683516 7.44 640064 2086112 172 02:50:01 5026492 7278980 487608 6.00 88116 2324504 715352 7.79 671756 2088008 124 Average: 5705553 7424565 370737 4.56 57403 1846199 624462 6.80 544965 1603586 381 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:13 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:50:13 ens3 1.34 0.25 3.23 0.07 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.44 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.88 0.08 4.87 0.05 0.00 0.00 0.00 0.00 01:20:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:23 ens3 0.45 0.08 0.12 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 1.32 0.19 0.17 0.60 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.57 0.12 0.15 0.09 0.00 0.00 0.00 0.00 01:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:09 ens3 11.28 5.34 19.84 2.75 0.00 0.00 0.00 0.00 02:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:01 ens3 68.97 50.05 414.21 9.71 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 13.74 12.59 139.94 1.10 0.00 0.00 0.00 0.00 02:20:00 lo 0.94 0.94 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 5.44 4.83 33.20 0.63 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 6.28 5.31 45.22 0.72 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 16.59 15.97 141.88 1.95 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 18.78 18.05 223.28 1.47 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 11.18 8.64 78.57 1.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31934) 07/01/26 _x86_64_ (2 CPU) 00:37:05 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:13 all 0.39 0.00 0.11 0.15 0.02 99.33 00:50:13 0 0.41 0.00 0.13 0.19 0.02 99.25 00:50:13 1 0.38 0.00 0.09 0.11 0.02 99.40 01:00:01 all 0.26 0.00 0.18 0.10 0.02 99.44 01:00:01 0 0.21 0.00 0.19 0.06 0.01 99.52 01:00:01 1 0.32 0.00 0.17 0.14 0.02 99.36 01:10:01 all 0.28 0.00 0.08 0.02 0.02 99.61 01:10:01 0 0.07 0.00 0.09 0.03 0.02 99.79 01:10:01 1 0.49 0.00 0.07 0.01 0.01 99.42 01:20:23 all 0.27 0.00 0.07 0.01 0.02 99.63 01:20:23 0 0.07 0.00 0.08 0.02 0.02 99.82 01:20:23 1 0.48 0.00 0.07 0.00 0.01 99.44 01:30:01 all 0.32 0.00 0.16 0.01 0.02 99.49 01:30:01 0 0.29 0.00 0.19 0.01 0.02 99.50 01:30:01 1 0.35 0.00 0.14 0.01 0.02 99.49 01:40:01 all 0.24 0.00 0.08 0.01 0.01 99.65 01:40:01 0 0.43 0.00 0.06 0.02 0.01 99.48 01:40:01 1 0.06 0.00 0.10 0.00 0.02 99.82 01:50:09 all 0.51 0.00 0.11 0.12 0.01 99.25 01:50:09 0 0.68 0.00 0.08 0.19 0.01 99.04 01:50:09 1 0.34 0.00 0.14 0.05 0.02 99.45 02:00:01 all 12.80 0.00 1.96 0.60 0.05 84.58 02:00:01 0 11.04 0.00 1.93 0.55 0.06 86.42 02:00:01 1 14.56 0.00 1.99 0.65 0.05 82.74 02:10:01 all 0.88 0.00 0.22 0.01 0.04 98.86 02:10:01 0 0.89 0.00 0.24 0.01 0.04 98.83 02:10:01 1 0.87 0.00 0.20 0.01 0.04 98.88 02:20:00 all 6.33 0.00 0.91 7.09 0.08 85.60 02:20:00 0 7.01 0.00 1.05 7.71 0.07 84.16 02:20:00 1 5.65 0.00 0.77 6.47 0.08 87.04 02:30:00 all 7.01 0.00 0.91 0.04 0.07 91.97 02:30:00 0 6.33 0.00 0.90 0.03 0.06 92.69 02:30:00 1 7.71 0.00 0.93 0.05 0.07 91.24 02:30:00 CPU %user %nice %system %iowait %steal %idle 02:40:01 all 1.98 0.00 0.30 0.01 0.04 97.66 02:40:01 0 1.14 0.00 0.29 0.02 0.04 98.52 02:40:01 1 2.83 0.00 0.31 0.01 0.04 96.81 02:50:01 all 0.92 0.00 0.26 0.01 0.04 98.77 02:50:01 0 0.89 0.00 0.29 0.01 0.04 98.77 02:50:01 1 0.96 0.00 0.23 0.01 0.04 98.77 Average: all 2.44 0.00 0.41 0.61 0.03 96.50 Average: 0 2.23 0.00 0.42 0.66 0.03 96.65 Average: 1 2.65 0.00 0.40 0.56 0.03 96.35